1111440010123 has 16 divisors (see below), whose sum is σ = 1167686150400. Its totient is φ = 1055855797216.

The previous prime is 1111440010069. The next prime is 1111440010127. The reversal of 1111440010123 is 3210100441111.

It is not a de Polignac number, because 1111440010123 - 2⁹ = 1111440009611 is a prime.

It is a super-2 number, since 2×1111440010123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111440010123.

It is not an unprimeable number, because it can be changed into a prime (1111440010127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42300036 + ... + 42326302.

It is an arithmetic number, because the mean of its divisors is an integer number (72980384400).

Almost surely, 2^{1111440010123} is an apocalyptic number.

1111440010123 is a deficient number, since it is larger than the sum of its proper divisors (56246140277).

1111440010123 is a wasteful number, since it uses less digits than its factorization.

1111440010123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38786.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1111440010123 its reverse (3210100441111), we get a palindrome (4321540451234).

The spelling of 1111440010123 in words is "one trillion, one hundred eleven billion, four hundred forty million, ten thousand, one hundred twenty-three".